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| author |   Dave Jones <davej@redhat.com> | 2012-07-25 11:39:08 -0400 |
|---|---|---|
| committer |   Steven Rostedt <rostedt@goodmis.org> | 2012-11-19 15:25:09 -0500 |
| commit | bf3071f5a054db9e5bab873355d27a7330ce5187 (patch) | |
| tree | 91ac4cf8705b3d50b9fc5555ea5ebc7127f53aa7 | |
| parent | tracing: Remove unneeded checks from the stack tracer (diff) | |
| download | linux-dev-bf3071f5a054db9e5bab873355d27a7330ce5187.tar.xz linux-dev-bf3071f5a054db9e5bab873355d27a7330ce5187.zip | |
tracing: Remove unnecessary WARN_ONCE's from tracing_buffers_splice_read
WARN shouldn't be used as a means of communicating failure to a userspace programmer.
Link: http://lkml.kernel.org/r/20120725153908.GA25203@redhat.com
Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
| -rw-r--r-- | kernel/trace/trace.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 64ad9bc4275b..5bc35907cc6e 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -4275,13 +4275,11 @@ tracing_buffers_splice_read(struct file *file, loff_t *ppos, return -ENOMEM; if (*ppos & (PAGE_SIZE - 1)) { - WARN_ONCE(1, "Ftrace: previous read must page-align\n"); ret = -EINVAL; goto out; } if (len & (PAGE_SIZE - 1)) { - WARN_ONCE(1, "Ftrace: splice_read should page-align\n"); if (len < PAGE_SIZE) { ret = -EINVAL; goto out; |